21 results
Common causes of Acute Kidney Injury AKI - Differential Diagnosis
HEMODYNAMIC
 • Cardiac failure: Impaired forward flow,
- Differential Diagnosis ... inhibitors, hepatorenal syndrome ... Post-infectious GN ... , Lupus Acute Tubular ... #nephrology
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
- Differential Diagnosis ... Post-infectious GN ... of GN or vasculitis ... Hematuria: • Urethritis ... #nephrology #renal
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
of hip (rare), Arthritis ... Demyelinating syndromes ... Abdominal pain (20%) Renal ... erythematosus #signs #symptoms ... #diagnosis #rheumatology
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Pulmonary Renal ... Differential Diagnosis ... Complex: Systemic lupus ... erythematosus, Rheumatoid arthritis ... #diagnosis #nephrology
Monoclonal Gammopathy of Clinical Significance (MGUS) - Differential Diagnosis

Neurologic-Centered:
 (+) Systemic Features: POEMS, AL amyloid, Cryoglobulinemia
- Differential Diagnosis ... Neurologic-Centered ... capillary leak syndrome ... Cryoglobulinemia Renal-centered ... #hematology #oncology
EULAR/ACR Classification Criteria for Systemic Lupus Erythematosus
Clinical Domains:
 • Constitutional domain: Fever
 • Cutaneous domain: Non-scarring
Arthritis domain ... least 2 joints • Neurologic ... hemolysis • Renal ... Erythematosus #diagnosis ... #rheumatology
Paraproteinemias

Entities That Can Feature A Monoclonal Protein/M Component:
• MM
• WM
• MGUS
• MGCS
• MGRS
• Splenic Marginal Zone
et diutinum Neurologic ... to cold IgG • Lupus ... vascular beds-renal ... Paraproteinemias #Hematology ... #Differential #Diagnosis
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
context of other symptoms ... SLE), Sjogren's Syndrome ... , Sjögren Syndrome ... ANA #patterns #rheumatology ... #diagnosis #differential
Membranoproliferative Glomerulonephritis (MPGN) AKA: Mesangiocapillary GN
 • Active Urine Sediment (dysmorphic RBC, RBC casts, +/- proteinuria)
Mesangiocapillary GN ... Sjogren's, rheumatoid arthritis ... anti-phospholipid syndrome ... Glomerulonephritis #MPGN #nephrology ... #diagnosis #renal
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
Constitutional symptoms ... , Arthritis, myalgia ... • Immunologic Workup ... comparison #table #rheumatology ... #diagnosis #management